P

Inventor

NEWMAN RICHARD W

US21 patents
⚠️ This page may combine multiple inventors who share the name “NEWMAN RICHARD W”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

WELCH ALLYN INC

17 patents
US4491865AJan 1, 1985

Image sensor assembly

WELCH ALLYN INC396 citations99
US4261344AApr 14, 1981

Color endoscope

WELCH ALLYN INC168 citations98
US4253447AMar 3, 1981

Color endoscope with charge coupled device and television viewing

WELCH ALLYN INC191 citations98
US6631287B2Oct 7, 2003

Infrared thermometer

WELCH ALLYN INC70 citations96
US5278642AJan 11, 1994

Color imaging system

WELCH ALLYN INC165 citations96
US3978850ASep 7, 1976

Medical diagnostic instruments

WELCH ALLYN INC117 citations96
US7575321B2Aug 18, 2009

Apparatus and method of diagnosis of optically identifiable ophthalmic conditions

WELCH ALLYN INC38 citations95
US4836189AJun 6, 1989

Video hysteroscope

WELCH ALLYN INC115 citations95
US4147163AApr 3, 1979

Medical instrument and handle assembly

WELCH ALLYN INC69 citations94
US7708403B2May 4, 2010

Apparatus and method for diagnosis of optically identifiable ophthalmic conditions

WELCH ALLYN INC19 citations92
US4552153ANov 12, 1985

Pressure gauge

WELCH ALLYN INC30 citations92
US4006738AFeb 8, 1977

Otoscope construction

WELCH ALLYN INC52 citations91
US4526449AJul 2, 1985

Optical system for illuminated viewing instruments

WELCH ALLYN INC21 citations79
US7997793B2Aug 16, 2011

Thermometer heater and thermistor

WELCH ALLYN INC4 citations62
US6494833B1Dec 17, 2002

Conditioning apparatus for a chemical sensing instrument

WELCH ALLYN INC4 citations61
US9563742B2Feb 7, 2017

Apparatus for diagnosis of optically identifiable ophthalmic conditions

WELCH ALLYN INC0 citations51
US7699787B2Apr 20, 2010

Modular blood pressure measurement apparatus

WELCH ALLYN INC0 citations40

NEWMAN RICHARD W

4 patents